Bip39 Mnemonic Generator. Is passphrase the same as PIN? No, a passphrase is not similar to a PIN. A passphrase, while in the context of Bitcoin wallets, is an additional layer of stability on your wallet that actually works along with your seed phrase to encrypt and safeguard your wallet. https://bookmarkgenious.com/story18981783/bip39-mnemonic-https-linktr-ee-bip39-how-much-you-need-to-expect-you-ll-pay-for-a-good-bip39-wallets